diff --git a/Gemfile.lock b/Gemfile.lock
index 60cf375..12dfc62 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -24,10 +24,12 @@ GEM
       systemu (>= 1.2.0)
     builder (3.0.0)
     chronic (0.3.0)
+    concurrent-ruby (1.1.5)
     configatron (2.9.1)
       yamler (>= 0.1.0)
     dalli (1.0.5)
-    i18n (0.6.0)
+    i18n (1.7.0)
+      concurrent-ruby (~> 1.0)
     json (1.6.7)
     jwt (0.1.4)
       json (>= 1.2.4)
@@ -54,7 +56,6 @@ GEM
     rake (0.9.2.2)
     sendgrid (1.0.1)
       json
-      json
     sqlite3 (1.3.6)
     sqlite3-ruby (1.3.3)
       sqlite3 (>= 1.3.3)